DragonFlyBSD

Asus M5A87 motherboard AMD-based, chipset AMD 870 / SB850, ufs filesystem, x86_64, updated through commit 3abced87f950dd62d00360daeb83276e5d5a1d47 netisr: rename cpu_portfn() to netisr_portfn().
pkgsrc current through Wednesday morning.

On
shutdown -p now
from within kde4,

Stopping devd.
.
Sep 12 13:35:48 syslogd: exiting on signal 15
panic: Bad link elm 0xffffffe1fac47d00 prev->next != elm
cpuid = 1
Trace beginning at frame 0xffffffe1fb732708
panic() at panic+0x1fb 0xffffffff804ed358
panic() at panic+0x1fb 0xffffffff804ed358
unp_detach() at unp_detach+05f 0xffffffff805410f2
unp_free() at unp_free+0x4d 0xffffffff8054140a
uipc_send() at uipc_send+0x579 0xffffffff80541d61
netmsg_sync_putport() at netmsg_sync_putport+0x40 0xffffffff80598055
lwkt_domsg() at lwkt_domsg+0x5c 0xffffffff80537145
sosend() at sosend+0x4c9 0xffffffff80539b6b
kern_sendmsg() at kern_sendmsg+0x179 0xffffffff8053e235
sys_sendto() at sys_sendto+0xa2 0xffffffff8053e86b
syscall2() at syscall2+0x370 0xffffffff8089bcb1
Xfast_syscall() at Xfast_syscall+0xcb 0xffffffff8088561b
Debugger("panic")